From patchwork Thu Nov 30 16:16:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frieder Schrempf X-Patchwork-Id: 13474705 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1E1B3C07CA9 for ; Thu, 30 Nov 2023 16:19:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Mon7B0znmUX1klfYRrKofKNaA6/7mt2prLPEHrrFoac=; b=lsg8pKDNb8VkBh jBFLtG9hKMBQV/RhlUW+Ko4fI19+yX8Qyj5ZUkrlXkYYx2A5DE/9cPaRLJxgA+Sc6uu1zTON/UGmq OJ38L9Zt/dEwQXQ3gxm2RfQXP7Jlo4C/cTKv1EZZeffkOka15BD7OVLoiovzZ+kcChs2PZ8JVFYAE IrO7MVMTxEDgdwpT/1D7WWUZG6pWremKwlrsAv0yG/pSFGqm06g8D6WWEhlbxpi7kRawH+JW4GxWK 1g1ODZq8guu3qD4TPNj9aARrO6Ipw6w31jRhRsTYrvLYdL43Osilqz82P/j4PZPsJ6hwIlRJWLJbw 75DMYHoN9AshypyGWSWw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1r8jkw-00BJFN-2T; Thu, 30 Nov 2023 16:19:14 +0000 Received: from [2a01:4f8:c2c:390b::1] (helo=mail.fris.de) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1r8jkW-00BJ2H-1q for linux-arm-kernel@lists.infradead.org; Thu, 30 Nov 2023 16:18:50 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 49D2AC029C; Thu, 30 Nov 2023 17:18:46 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fris.de; s=dkim; t=1701361126; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding:in-reply-to:references; bh=V2fZDEh0BFl3u6DpO0v0uDkHfQkJ9wm5ymovEp1eBq8=; b=pJ5MQ3H/9dkbzDIPt1H0Wfl+GC9noZnIsOLZuTog4oMvK2czaf/Al6VxtQb/IgFdPyliBH KqYXJdBAsVjbcL7D8TBNR9zah1UdQa6mmlNLmKRaCtAn+ahHvF6gUyOUtiUDBKB5kOxlQP qHn6Cwyca4YNLYjxrwYuhY4QBEvzX9OshnXLGmmghhtqI5bzapwfWkdIiiRwZQly1cU+7p V39gTkY1Oaih+vw72fxUPObUKpBHMrUSgHT3uYdxrMkvMDT/vwZljtpXRl+1rd60+07gyC 0WM13vm8cVC/+dtKFM1LldexFIcCra8+jzQhjuL0J/Yq428QkR1nkPJJe5NJbA== From: Frieder Schrempf To: Conor Dooley , devicetree@vger.kernel.org, Frieder Schrempf , Krzysztof Kozlowski , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Rob Herring , Sascha Hauer , Shawn Guo Cc: Fabio Estevam , Krzysztof Kozlowski , NXP Linux Team , Pengutronix Kernel Team Subject: [PATCH v2 08/14] arm64: dts: imx8mm-kontron: Disable pull resistors for SD card signals on BL board Date: Thu, 30 Nov 2023 17:16:08 +0100 Message-ID: <20231130161657.556483-9-frieder@fris.de> In-Reply-To: <20231130161657.556483-1-frieder@fris.de> References: <20231130161657.556483-1-frieder@fris.de> MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20231130_081848_836703_B875799D X-CRM114-Status: UNSURE ( 9.04 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Frieder Schrempf Some signals have external pullup resistors on the board and don't need the internal ones to be enabled. Due to silicon errata ERR050080 let's disable the internal pull resistors whererever possible and prevent any unwanted behavior in case they wear out. Fixes: 8668d8b2e67f ("arm64: dts: Add the Kontron i.MX8M Mini SoMs and baseboards") Signed-off-by: Frieder Schrempf --- Changes for v2: * none --- .../boot/dts/freescale/imx8mm-kontron-bl.dts | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts index 97562d6ed8012..e07497411caea 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-kontron-bl.dts @@ -474,40 +474,40 @@ MX8MM_IOMUXC_NAND_CE1_B_GPIO3_IO2 0x19 pinctrl_usdhc2: usdhc2grp { fsl,pins = < - MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x190 + MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x90 MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d0 MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d0 MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d0 MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d0 MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d0 - MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x019 - MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0 + MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x19 + MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xd0 >; }; pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp { fsl,pins = < - MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x194 + MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x94 MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d4 MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d4 MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d4 MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d4 MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d4 - MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x019 - MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0 + MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x19 + MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xd0 >; }; pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp { fsl,pins = < - MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x196 + MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x96 MX8MM_IOMUXC_SD2_CMD_USDHC2_CMD 0x1d6 MX8MM_IOMUXC_SD2_DATA0_USDHC2_DATA0 0x1d6 MX8MM_IOMUXC_SD2_DATA1_USDHC2_DATA1 0x1d6 MX8MM_IOMUXC_SD2_DATA2_USDHC2_DATA2 0x1d6 MX8MM_IOMUXC_SD2_DATA3_USDHC2_DATA3 0x1d6 - MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x019 - MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0 + MX8MM_IOMUXC_SD2_CD_B_GPIO2_IO12 0x19 + MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0xd0 >; }; };